Overview
The LIS331DLHTR is an ultra-low-power, high-performance three-axis linear accelerometer from STMicroelectronics, belonging to the 'nano' family. It features a digital I2C/SPI serial interface and is designed for applications requiring low power consumption and advanced power-saving capabilities. The device is available in a small thin plastic land grid array (LGA) package and operates over an extended temperature range from -40 °C to +85 °C.
Key Specifications
| Parameter | Value |
|---|---|
| Full Scale Range | ±2g, ±4g, ±8g |
| Output Data Rates | 0.5 Hz to 1 kHz |
| Supply Voltage | 2.16 V to 3.6 V |
| Low Voltage Compatible IOs | 1.8 V |
| Interface | I2C/SPI |
| Package Type | LGA 16L 3.0x3.0x1 mm |
| Operating Temperature | -40 °C to +85 °C |
| Power Consumption (Ultra Low-Power Mode) | Down to 10 μA |
| Data Output | 16 bit |
Key Features
- Embedded self-test
- 6D orientation detection
- ECOPACK, RoHS and 'Green' compliant
- 10000 g high shock survivability
- 2 independent programmable interrupt generators for free-fall and motion detection
- Sleep to wake-up function
- Low power operational modes
- Programmable interrupt thresholds and timing
Applications
The LIS331DLHTR is suitable for a wide range of applications, including but not limited to:
- Consumer electronics (e.g., smartphones, tablets, gaming controllers)
- Industrial automation and control systems
- Health and fitness devices
- Automotive systems (e.g., airbag deployment, anti-theft systems)
- IoT devices requiring low power consumption and high accuracy
Q & A
- What is the full scale range of the LIS331DLHTR?
The LIS331DLHTR has dynamically user-selectable full scales of ±2g, ±4g, and ±8g. - What are the output data rates of the LIS331DLHTR?
The output data rates range from 0.5 Hz to 1 kHz. - What is the operating temperature range of the LIS331DLHTR?
The device operates over an extended temperature range from -40 °C to +85 °C. - What is the power consumption in ultra-low-power mode?
The power consumption in ultra-low-power mode is down to 10 μA. - Does the LIS331DLHTR support multiple interfaces?
Yes, it supports both I2C and SPI digital output interfaces. - What is the package type of the LIS331DLHTR?
The device is available in a small thin plastic land grid array (LGA) package. - Is the LIS331DLHTR RoHS compliant?
Yes, the LIS331DLHTR is RoHS and 'Green' compliant. - What are the key features of the interrupt generators?
The device has 2 independent programmable interrupt generators for free-fall and motion detection with programmable thresholds and timing. - Does the LIS331DLHTR have self-test capability?
Yes, it features an embedded self-test capability. - What is the data output format of the LIS331DLHTR?
The data output is 16 bits.
